{
"items": [
{
"metal": 5.9, 
"biomass": 45.4, 
"label": 0, 
"fossil": 15.1, 
"year": 2000, 
"minerals": 115.6
}, 
{
"metal": 8.7, 
"biomass": 41.2, 
"label": 1, 
"fossil": 18.2, 
"year": 2007, 
"minerals": 167.4
}, 
{
"metal": 6.4, 
"biomass": 41.1, 
"label": 2, 
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"year": 2012, 
"minerals": 50.2
}
], 
"properties": {"year": {"valueType": "number", "order": 0}, "biomass": {"valueType": "number", "order": 1}, "metal": {"valueType": "number", "order": 2}, "minerals": {"valueType": "number", "order": 3}, "fossil": {"valueType": "number", "order": 4}}
}